<%--
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  User: 25941
  Date: 2023/11/6
  Time: 16:53
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--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>计算圆面积</title>
</head>
<body>
    <form action="CircleServlet" method="post">
      半径：<input type="number" name="radius"><br>
      <input type="submit" value="提交">
    </form>
</body>
</html>
